WorksheetsCâu hỏi về hệ điều hành
Total questions: 67
Worksheet time: 34mins
What is the function of operating systems in general?
Organize and execute programs, coordinate resources for processing on computers
Provide an interface for user communication
Provide utilities to enhance computer usage efficiency
All of the above
Which devices does the operating system manage?
CPU
Memory or peripheral devices
Both of the above
Both of the above are incorrect
Which data storage does the operating system manage?
CPU
Memory or peripheral devices
File management and directory management
Other answers
What utilities does the operating system provide to enhance computer usage efficiency?
Disk formatting
File compression
Disk error checking
All of the above
What is an operating system?
Software to run applications
Intermediate device to run applications
Environment to run applications
Other answers
In your opinion, which functional group best reflects the characteristics of personal computer operating systems?
Provide an interface for user communication
Provide some utilities to enhance computer usage efficiency
Organize and execute programs, coordinate resources for processing on computers. In other words, the operating system is the environment to run applications
Device management
What is the difference between personal computers and supercomputers or servers?
Friendliness
Ease of use
Both of the above
Other answers
How is the friendliness and ease of use of personal computers reflected?
Graphical interface
Plug & play mechanism to automatically recognize peripheral devices when starting the computer
Both of the above
Both of the above are incorrect
How can the plug & play mechanism be understood?
Need and run
Plug in and run
Both of the above
Both of the above are incorrect
Why did early peripheral devices cause inconvenience for users?
Each peripheral device from a manufacturer required its own driver software
Installation was difficult for those with little understanding of the features and operation of peripheral devices
Both of the above answers are correct
Both of the above answers are incorrect
What is the effect of plug & play mechanism?
Helps the operating system recognize peripheral devices as soon as the machine starts
Supports automatic installation of driver programs
Both of the above answers are correct
Both of the above answers are incorrect
What is the initial interface of personal computer operating systems?
Command line interface
Text-based interface
Graphical interface
Single command line interface
What does the graphical interface represent objects with?
Numbers
Text
Images
Other answers
What is a basic component of the graphical interface?
Window
Icon
Mouse
All of the above answers are correct
What is a window?
Allows viewing objects in graphical form
Means to specify a working point on the screen
A rectangular area on the screen designated for an application
Other answers
What can we do with a window?
Maximize
Minimize
Hide or close it
All of the above answers are correct
Which type of operating system is commonly used on PC computers?
macOS graphical operating system
DOS operating system
Windows graphical operating system
All three answers are incorrect
Which version of Windows first introduced the convenient drag-and-drop feature?
Windows 3.1
Windows 1
Windows 2
Windows 3.2
Which of the following tools have been present since Windows 95 and are still used today?
Start menu
Status bar
Taskbar
All three answers are correct
Which of the following is one of the most successful operating systems developed by Microsoft?
Windows 3.1
Windows 95
Windows XP
Other answer
Which operating system is the origin of LINUX?
Windows
macOS
DOS
UNIX
Which features are commonly equipped on mobile devices?
Touch screen
Virtual keyboard
Multiple sensors
All three answers are correct
Which icons can be found on the desktop?
File
Folder
Command button
All three answers are correct
How can you quickly access application software?
Taskbar
Start button
Both A and B
None of the above
What can you use the File Explorer utility of Windows for?
Quick access to application software
Manage files and folders
Observe the display status
Other answers
What action can you perform when managing files on Ubuntu?
Rename files
Run applications with program files
Delete, move files
All three answers above are correct
To display the menu of commands that can be performed with a file, what must you do?
Click the left mouse button
Double-click the mouse
Click the right mouse button
Other answers
What is a utility?
A multifunction software
A file containing many sub-files
Tools that support various tasks
Other answers
Which of the following tasks can a utility support?
Calculation applications
Screenshot capture
Typing in Vietnamese
All three answers above are correct
What is a hard disk?
A metal disk containing software
A type of metal disk coated with magnetic material
A metal disk containing utilities
Other answers
Data is read and written by?
Heads along straight lines
Heads along concentric circles
Heads along curved lines
Other answers
How much data does each sector record?
512 bytes
512 megabytes
512 gigabytes
Other answers
Reading and writing are performed in units of?
Sector
Byte
What can happen to a disk cluster?
A cluster loses its link
Cross-linking occurs
Some clusters are physically damaged
All of the above are correct
What is created when a cluster loses its link?
Some files link to the same cluster
The data cannot be read and must be removed from the usage list
Orphaned data segments are created on the disk but cannot be accessed
Other answers
Which of the following is a function of a disk drive?
CD
DVD
Hard disk
Other answers
Which convenience does a mobile device provide to users?
Contact management
Messaging
Scheduling
All of the above are correct
How can you manage applications?
View downloaded and installed applications
Delete unnecessary applications
Both A and B are correct
Both A and B are incorrect
When early computers did not have an operating system, what did users have to do?
Manually load programs into memory
Download programs from the Internet
Transfer programs from memory cards to memory
All of the above
Today, most devices are controlled by processors and programs that are:
Installed in ROM memory
Installed in RAM memory
Installed on memory cards
All of the above
What is hardware?
Information processing device
The environment that allows application software to exploit hardware
The place that provides services to control the computer
Other answers
What is an operating system?
Information processing device
The environment that allows application software to exploit hardware
The place that provides services to control the computer
Other answers
With high-level programming languages, in what form is the program written?
Text different from natural language
Symbols similar to text
Text close to natural language
Both A and B are correct
In high-level programming languages, what is the part of the program that is close to natural language called?
Command
Code
Source code
All of the above are incorrect
For a computer to run a program directly, what must the program be translated into?
Programming language
Source code
Machine code instructions
Other answers
What does translating a program into machine code help with?
Protecting against idea theft
Modifying software
Both A and B are correct
Both A and B are incorrect
Why does translating to machine code help prevent software modification and idea theft?
Machine code is easy to read
Machine code is highly secure
Machine code is very hard to read
Other answers
What is the reason for the emergence of open source software?
Not sharing source code
Creating source code together
Sharing source code for joint development
Other answers
What is the method of distributing software to users called when it is open?
Restricted
Closed
Secret
Open
What is commercial software?
Software for sale
Closed source type
Both A and B are correct
Both A and B are incorrect
Which of the following is commercial software?
Inkscape
Microsoft Word
GIMP
LibreOffice
What is a characteristic of open source software?
It is free software
It can be used freely without permission
It can be in the form of source code or binary code
All of the above are correct
What is open source software?
Software that provides both source code and allows users to modify, improve, and redistribute under certain rules
Open source software is always free
Open source software is not guaranteed
All of the above are correct
Which of the following is open source software?
Inkscape
GIMP
Python programming environment
All of the above are correct
Open source software is usually distributed for what purpose?
Sale
Exchange
To create new programs
Other answers
In what form is most commercial software sold?
Source code
Machine code
Code
Other answers
What is the GNU GPL license?
A typical license for open source software
A typical license for closed source software
A typical license for both open and closed source software
Other answers
What does the GNU GPL license guarantee?
The right to access and modify the source code, redistribute, and change it
Exemption of the author from liability for the consequences of using the software
The right of the author to participate in development
All of the above are correct
How does the GNU GPL license ensure the development of open source software?
By requiring clear disclosure of changes to versions
By requiring that software developed from GPL-licensed open source software must also be GPL-licensed
Both of the above are correct
Both of the above are incorrect
What does it mean that "users who modify or upgrade open source software must clearly announce what has been changed compared to the original version"?
Ensuring transparency, honesty, and reliability of open source software
Ensuring the software is always free
Ensuring the software is always up to date
Ensuring the software is always compatible
What is an advantage of open source software?
Free of charge
Open source code
Supports multiple operating systems and file formats
All of the above are correct
Why can open source software have many different versions?
Different versions can be developed and used according to user needs
Provides diversity and choice for users when selecting software
Both A and B are correct
Both A and B are incorrect
Which of the following is considered commercial software?
Custom software
Packaged software
Both A and B are correct
Both A and B are incorrect
Commercial software depends on which of the following?
The creator of the software
The technical solution provider
The software controller
Other answers
Which software can replace Windows?
Android
Writer
LINUX
My SQL
Which open source database management system can replace Oracle or SQL Server?
Android
Writer, Calc, Impress
LINUX
My SQL, postGreSQL
Custom software is designed based on what?
Based on common requirements of many people
According to the requirements of each customer
Based on open source software
Other answers
